Table 2.

Estimated variance components for the G-study p x i x o design

	Extraversion		Agreeableness		Conscientiousness		Neuroticism		Openness
Effect	Variance	Percent	Variance	Percent	Variance	Percent	Variance	Percent	Variance	Percent
ap	.55	37.7	.32	27.2	.33	20.7	.45	27.2	.25	19.9
bi	.23	15.8	.16	13.7	.52	33.2	.31	18.4	.23	18.1
co	.00	0.0	.00	0.0	.00	0.0	.00	0.1	.00	0.0
dp x i	.34	23.2	.32	27.2	.37	23.3	.40	24.2	.38	30.0
ep x o	.03	2.3	.03	2.2	.02	1.5	.06	3.7	.03	2.1
fi x o	.00	0.1	.00	0.0	.00	0.0	.00	0.1	.00	0.0
gp x i x o,e	.30	20.8	.35	29.7	.34	21.3	.44	26.3	.38	29.9

^aNote. p person effect,

^bi item effect,

^co occasion effect,

^dp x i person by item effect,

^ep x o person by occasion effect,

^fi x o item by occasion effect,

^gp x i x o,e person by item by occasion effect, plus error